Evolutionary History of the Extinct Otter Lived in Japanese Islands

Daisuke Waku and Takeshi Sasaki^*

Faculty of Agriculture, Tokyo University of Agriculture, 1737 Funako, Atsugi, Kanagawa 243-0034, Japan, E-mail: nyusi2@cc.tuat.ac.jp

^*Corresponding Author: Takeshi Sasaki, Faculty of Agriculture, Tokyo University of Agriculture, 1737 Funako, Atsugi, Kanagawa 243-0034, Japan, Tel: 81462706571, Fax: 81462706571 Email: